Table 1 CT clinical indications

Head: n_ci 6

Acute stroke

Haemorrhage/aneurysms/arteriovenous malformations

Metastases/cerebral abscess

Trauma

Cholesteatoma

Sinusitis

Cervical (spine and neck): n_ci 3

Fracture

Disk pathology

Adenopathy/abscesses

Chest: n_ci 5

Lung cancer

Interstitial lung disease

Pulmonary embolism

Coronaries (CTC angiography)

Coronaries (calcium scoring)

Abdomen: n_ci 6

Liver metastases

Abscess

Kidney stones/colic

Kidney tumour/colic

Acute abdomen

Pancreas adenocarcinoma

Abdomen-pelvis: n_ci 5

Abscess/lymphadenopathy

Virtual colonoscopy (polyps/tumour)

Abdominal aorta angiography

Colic

Occlusion

Chest-abdomen-pelvis: n_ci 3

Tumour

Infectious

Oncologic follow-up